pp rod seals corrosion-resistant polypropylene dielectric rods pp insulated rod seals resistant polypropylene rods pp rod seals corrosion-resistant polypropylene dielectric rods pp insulated rod seals resistant polypropylene rods pp rod seals corrosion-resistant polypropylene dielectric rods pp rod seals corrosion-resistant polypropylene insulation rod features: low density, heat-resistant, non-deformation, high stiffness, high surface hardness, good chemical stability, excellent electrical performance, non-toxic, uniform color, smooth surface, easy installation and maintenance, long life, easy processing, welding firm characteristics. Applications: drinking water pipes, seals, spray carrier, corrosion-resistant tanks, barrels, acid industrial wastewater, equipment emissions equipment, scrubbers, clean rooms, semiconductor manufacturing and related industries and the machinery, food machinery and chopping boards, electroplating processes.